63136542 has 32 divisors (see below), whose sum is σ = 144566784. Its totient is φ = 18007200.

The previous prime is 63136483. The next prime is 63136559. The reversal of 63136542 is 24563136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33567 + ... + 35397.

It is an arithmetic number, because the mean of its divisors is an integer number (4517712).

Almost surely, 2^63136542 is an apocalyptic number.

63136542 is an abundant number, since it is smaller than the sum of its proper divisors (81430242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63136542 is a wasteful number, since it uses less digits than its factorization.

63136542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664.

The product of its digits is 12960, while the sum is 30.

The square root of 63136542 is about 7945.8506152583. The cubic root of 63136542 is about 398.1929781394.

Adding to 63136542 its reverse (24563136), we get a palindrome (87699678).

It can be divided in two parts, 631 and 36542, that added together give a palindrome (37173).

The spelling of 63136542 in words is "sixty-three million, one hundred thirty-six thousand, five hundred forty-two".